Baking soda on the face:

Claimed Benefits What Usually Happens in Reality Better Supported Alternatives
Gentle daily exfoliation May disrupt pH and cause micro-abrasions that lead to irritation Lactic acid or pH-appropriate polyhydroxy acids
Clears acne and blackheads May dry out surface oil, but generally worsens the skin barrier and inflammation Salicylic acid or benzoyl peroxide (over-the-counter)
Brightens and evens skin tone Limited evidence; irritation may trigger post-inflammatory signs Niacinamide, vitamin C derivatives, azelaic acid
Reduces oil and shine Possible temporary absorption, but oil usually returns Niacinamide and clay masks should be used sparingly Soothes
minor irritations Alkaline nature may cause burning or inflammation in sensitive skin Colloidal oatmeal, gotu kola, aloe vera
In reality, although
read more on page 2Although baking soda has certain properties, the risks to the facial skin barrier generally outweigh the potential benefits for most people.
Who should avoid applying baking soda to their face?
Avoid this product if you have eczema, rosacea, active inflammatory acne, very dry or dehydrated skin, or a history of sensitivity to skin products. Also avoid using it on broken skin, around the eyes, during pregnancy, or if you have conditions such as diabetes that affect wound healing. If you have any concerns, consult a qualified dermatologist who can provide personalized guidance, which is much safer than any home test.
Precautions if you decide to proceed anyway:
Despite the precautions above, some people still want to try a well-controlled version. Follow these essential steps:
Perform a patch test on the inside of your arm or behind your ear 24 hours before applying it to your face. Check for redness, itching, or burning.
Use the smallest amount possible: never more than 1/4 teaspoon of baking soda per application.
Read more on page 3. Always dilute generously with soothing ingredients that strengthen the skin barrier.
Limit contact time to 1 to 3 minutes. Never leave the product on like a traditional mask for 10 to 20 minutes.
Rinse thoroughly with lukewarm water. Gently pat dry and immediately apply a fragrance-free moisturizer containing ceramides or hyaluronic acid.
Safety precautions if you decide to proceed anyway:
Despite the above precautions, some people still wish to try a highly controlled version. Follow these essential steps:
Perform a patch test on the inside of your arm or behind your ear 24 hours before applying to your face. Check for redness, itching, or burning.
Use the smallest amount possible: never more than 1/4 teaspoon
per application.
Always dilute generously with soothing ingredients that strengthen the skin barrier.
Limit contact time to 1 to 3 minutes. Never leave the product on like a traditional mask for 10 to 20 minutes.
Rinse thoroughly with lukewarm water. Pat dry gently and immediately apply a fragrance-free moisturizer containing ceramides or hyaluronic acid.